Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Values reported as “typical” or stated without a range do not state minimum or maximum properties; consult your sales representative for property ranges and min/max specifications.

Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Values reported as “typical” or stated without a range do not state minimum or maximum properties; consult your sales representative for property ranges and min/max specifications.

Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT PolyOne Region North America Country United States of America Questionnaire General Activity Group Trading, wholesale, distribution, rental & leasing The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels. Investors will additionally receive a copy of the CDP Score Report upon request. CDP SCORE REPORT - CLIMATE CHANGE 2020 Your CDP score Average performance B C D C Trading, wholesale, distribution, rental & leasing North America Global Average CDP SCORE REPORT - CLIMATE CHANGE 2020 CATEGORY SCORES If a company scored C or below, they will not have been scored for management or leadership points (the dark purple line represents this).

A sample of A-list companies from your Activity Group: AmorePacific Corporation Beiersdorf AG Borregaard ASA CDP SCORE REPORT - CLIMATE CHANGE 2023 Avient received an A- which is in the Leadership band. Investors will additionally receive a copy of the CDP Score Report upon request. CATEGORY SCORES CDP SCORE REPORT - CLIMATE CHANGE 2023 If a company scored a C or below, they will not have been scored for Management or Leadership points (the dark purple line represents this).

The extract contains both the existing activities under the old classification of 2003, valid until 31/12/2007, as the new classification of 2008, valid from 1/1/2008. The extract contains both the existing activities under the old classification of 2003, valid until 31/12/2007, as the new classification of 2008, valid from 1/1/2008. The extract contains both the existing activities under the old classification of 2003, valid until 31/12/2007, as the new classification of 2008, valid from 1/1/2008.

Requests for false invoices or payment of expenses that are unusual, excessive, or inadequately described must be rejected and promptly reported. An independent company receives all website and phone reports received by the Ethics Hotline and reports the information to the Corporate Ethics Officer. All reports will be kept confidential to the extent possible.

This type of PET is in high demand because changes in the contents of the container that may indicate impurities can be easily detected. Food & Beverage—Bottles and containers for food and beverages represent a significant share of the market. They should contain at least 25% recycled plastic in their manufacture by 2025 (for PET bottles), and 30% by 2030 (for all bottles).

The FATCA code(s) entered on this form (if any) indicating that I am exempt from FATCA reporting is correct. You must cross out item 2 above if you have been notified by the IRS that you are currently subject to backup withholding because you have failed to report all interest and dividends on your tax return. Purpose of Form An individual or entity (Form W-9 requester) who is required to file an information return with the IRS must obtain your correct taxpayer identification number (TIN) which may be your social security number (SSN), individual taxpayer identification number (ITIN), adoption taxpayer identification number (ATIN), or employer identification number (EIN), to report on an information return the amount paid to you, or other amount reportable on an information return.

• For annual (or other short term) incentive plans: o Review and approve annual incentive plans (including performance criteria, target awards, payout criteria and similar award design items applicable under such plans) that are applicable to executive officers and any Company officers reporting directly to the Chief Executive Officer. o Review and approve attainment levels and payments to executive officers and any other Company officers reporting directly to the Chief Executive Officer. • For long-term and equity-based incentive plans: o Review and approve the performance criteria, target awards, payout criteria and similar award design items for recipients of grants and awards under the plans. o Review and approve grants, awards, and attainment levels, including equity-based grants, to recipients of grants and awards under such plans. o Review and approve payments for performance-based grants and awards to executive officers and any other Company officers reporting directly to the Chief Executive Officer, as applicable, under such plans. • Administer the Company’s equity-based incentive compensation plans and other plans adopted by the Board that contemplate administration by the Committee. • Review and approve the terms of all employment agreements, executive severance plan and agreements, management continuity agreements and change in control agreements for elected officers. • Approve the adoption and amendment of Company stock ownership guidelines and annually review compliance with these guidelines. 3 Non-employee Director Compensation. • Review the compensation of non-employee directors and make recommendations to the Board regarding changes to existing compensation levels. • Review and recommend to the Board for its approval equity-based grants and awards to non- employee directors under the Company’s equity-based plans and annually review compliance with Company stock ownership guidelines. Review and Discuss the CD&A; Compensation Committee Report. • With the assistance of management and any outside advisers the Committee deems appropriate (a) review and discuss with management the Company’s disclosures in the CD&A, and, based on this review, make a recommendation as to whether to include it in the Company’s annual report on Form 10-K and proxy statement relating to the Company’s annual meeting of shareholders, and (b) prepare a Compensation Committee Report for inclusion in the Company’s proxy statement or other applicable SEC filings. 4 Board Reports and Annual Evaluation. • Regularly report the Committee’s activities and any recommendations to the Board in such manner and at such times as the Committee or the Board deems appropriate. • Conduct an annual evaluation of the Committee’s performance.

Omnicolor colorants do not contain UV stabilizers; outdoor applications must be reviewed on a case-by- case basis. Avient makes no representations, guarantees, or warranties of any kind with respect to the information contained in this document about its accuracy, suitability for particular applications, or the results obtained or obtainable using the information. Values reported as “typical” or stated without a range do not state minimum or maximum properties; consult your sales representative for property ranges and min/max specifications.